Fuel Pressure Regulator: Service and Repair

Fuel Pressure Regulator (Part 1):

Fuel Pressure Regulator (Part 2):

REMOVAL

1. REMOVE AIR CLEANER HOSE

2. REMOVE INTAKE AIR CONNECTOR ASSEMBLY

3. DISCONNECT FUEL RETURN HOSE FROM FUEL PRESSURE REGULATOR

CAUTION: Put a shop rag under the pressure regulator.

4. REMOVE FUEL PRESSURE REGULATOR




a. Remove holding bolt the engine wire to the LH cylinder head cover.
b. Disconnect the protector from the bracket on the RH cylinder head cover, and lift up the engine wire.




c. Remove the 2 bolts, and pull out the pressure regulator.
d. Remove the O-ring from the pressure regulator.

INSTALLATION

1. INSTALL FUEL PRESSURE REGULATOR




a. Apply a light coat of gasoline to a new O-ring, and install it to the pressure regulator.
b. Attach the pressure regulator to the LH delivery pipe.




c. Check that the pressure regulator rotates smoothly.

NOTE: If it does not rotate smoothly, the O-ring may be pinched, so remove the pressure regulator and repeat steps (a) to (c) above.

d. Install the pressure regulator with the 2 bolts.
Torque: 8 N.m (80 kgf.cm, 71 in.lbf)

e. Install the engine wire with the bolt.

2. CONNECT FUEL RETURN HOSE TO FUEL PRESSURE REGULATOR

NOTE: Be sure to insert the hose up to the stopper and clip it.

3. INSTALL INTAKE AIR CONNECTOR ASSEMBLY

4. INSTALL AIR CLEANER HOSE

5. CHECK FOR FUEL LEAKS